Home / 6,498,984.08-8,965,774.50-3,919,231.28

Finding the Fourth Proportional to 6,498,984.08, 8,965,774.50 and 3,919,231.28

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Solution

The fourth proportional to 6,498,984.08, 8,965,774.50 and 3,919,231.28 is: 5,406,836.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,498,984.08 : 8,965,774.50 = 3,919,231.28 : x
  2. Step 2: Convert to fraction form
    6,498,984.08/8,965,774.50 = 3,919,231.28/x
  3. Step 3: Cross multiply
    6,498,984.08x = 8,965,774.50 × 3,919,231.28
  4. Step 4: Simplify right side
    6,498,984.08x = 35,138,943,869,826.36
  5. Step 5: Solve for x
    x = 35,138,943,869,826.36/6,498,984.08
  6. Step 6: Final answer
    x = 5,406,836.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.